public function __construct()
{
parent::__construct();
$child_model = $this->child_entity_type . '_model';
$this->load->model($child_model);
$this->children = $this->{$child_model};
$this->children->parent = $this;
$this->load->library('BN_College', NULL, 'bookstore');
}
public function __construct()
{
parent::__construct();
$this->load->model('post_model', 'posts');
$this->load->model('user_model', 'users');
}